package com.jml.装饰模式.五期.手写三级缓存.mapper;

import com.jml.装饰模式.五期.手写三级缓存.entity.UserEntity;
import org.apache.ibatis.annotations.Select;



public interface UserMapper {

    @Select(" SELECT * FROM meite_user WHERE USER_ID=#{userId}")
    UserEntity findByUser(Integer userId);
}
